C# How to limit the score?

How to limit the score? player & enemy score is incrementing everytime a player or enemy wins what i wanted to happen is whoever reach 3 points first will win.

int playerScore = 0;
int enemyScore = 0;
      private void UpdateScore(bool playerWon)
            {
                    if (playerWon)
                    {
                        playerScore++;
                        stateLabel.Text = "win";
                        playerScoreLabel.Text = playerScore.ToString();
                    }
                    else
                    {
                        enemyScore++;
                        stateLabel.Text = "lose";
                        enemyScoreLabel.Text = playerScore.ToString();
                    }
               }